Classical statistical analyses show significant spatial variability of soil erodibility K values at a scale of small watershed, the variance coefficient of which is 39.94%.
经典统计学方法分析表明，在小流域尺度下土壤可蚀性K值存在很强的空间变异性，其变异系数达39.94%。
The weight matrix is replaced by using weight coefficient, and avoids calculating inverse matrix of the error variance matrix.
用计算加权系数的方法代替了原来的计算加权矩阵，从而避免了求解滤波误差方差阵的逆矩阵。
In comparison with BP method and RBF method, the SVM method is proved to be the best in terms of absolute error, relative error, correlation coefficient and variance.
模拟结果与BP网络方法、R BF网络方法相比，在绝对误差、相对误差、相关系数以及数据方差方面都是较优的。
This paper use experimental data to set up linear regression equation with unitary and regression straight line, to use variance analysis and related coefficient to test validity of equation.
本文利用实验数据建立一元线性回归方程；回归直线，并用方差分析法和相关系数法检验方程的有效性。
The mean and variance of the optimal payoff is determined by both the payoff-risk coefficient of information and the risk aversion parameter, but the risk price is only by the former.
投资者的最优收益的期望值和方差由其对应信息的风险-收益系数和风险厌恶参数共同决定。而市场的风险价格完全由信息的风险-收益系数确定。
The time sequence, which is plus correlation with mean value of consistency value series and minus correlation with variance of consistency value series, is used as weight coefficient for sensor.
引入与一致性度量序列均值正相关，与方差负相关的序列作为传感器的权系数。
The ratio of variance is used as the influence measure and we have also found the accurate relation between the ratio of variance and correlation coefficient.
用方差比做为判定影响大小的度量，并找到了它与相关系数之间的精确关系。
It is found that the more the variance explained by the linear model, the smaller the standard deviation of regression coefficient.
拟合方差与回归系数标准偏差存在明显的相关关系。线性模型能解释的方差越大，回归系数标准偏差越小。
The result of variance analysis revealed that regression equation method could give a more reliable result than leaf area correction coefficient method for the leaf area measurement.
经方差分析比较证明，应用回归方程法计算的叶面积比用矫正系数法更为可靠。
The variance curve of activity of SS (synthetic direction) conformed with that of SS (cleavage direction), and they had a significant positive correlation coefficient.
在果实的整个发育过程中，SS合成与分解方向的活性变化趋势比较相似。
The average short circuit transition time, short circuit transition variance coefficient and short circuit transition frequency are used to evaluate the technical property of high cellulose electrode.
提出用熔滴平均短路时间、短路时间变异系数以及短路过渡频率作为判据来定量评价高纤维素焊条的工艺性。
The parametric study manifests that the variance of nonlinearity coefficient has more serious effect on orthotropic plate than on quasi-isotropic plate.
参数研究表明非线性系数的变化对正交各向异性板的影响较大，而对准各向同性板的影响较少。
The problem of satisfactory PID control for a class of stochastic systems with constraints on dynamic error coefficient, steady-state output variance and relative stability margin is considered.
研究一类随机系统具有期望的动态误差系数、稳态输出方差和相对稳定裕度约束的满意PID控制问题。
In statistics classification, analysis of variance were applied to analyze the coefficient of variation of area of pores.
在统计分类法中，采用方差分析法分析管孔的面积变异系数。
This criterion can suppress the affection of minutiae to correlation coefficient and get a more accurate stopping time without knowing the noise variance.
该准则能有效抑制图像中高频信息的存在对相关系数计算的影响，获得准确的最优停止时间，并无需预先知道图像中的噪声水平。
The specificity of this method was confirmed with inhibition test and its coefficient variance was 19%.
经特异性抑制试验检测证明本法特异性较好。批间变异系数为19％。
Results Multilevel models can present the variance covariance metrics of two dependent variables in every levels, and make out the functional expresses of correlation coefficient with covariates.
结果双变量多水平模型可以估计各水平两个变量的方差协方差阵，据此可以计算出相关系数随协变量变化的函数式。
The objective appraisal method of clustering analysis, variance coefficient, combined with comprehensive appraisal of distance is advanced in the paper.
提出将聚类法、变异系数法与距离综合评价法相结合的客观评价方法。
The work of the paper studied to replace the current practice of characterizing strand evenness by an internal uneven variance coefficient with a total internal and external one.
本文研究了在电容式条干均匀度仪上把现在的反映内不匀的变异系数，改用反映内外不匀的总变异系数来表征纱条均匀度。
The output mean value was increased and the variance was decreased by choosing suitable partial interference cancellation coefficient for MV-PIC, and its performance of code error is superior to PIC.
选择恰当的部分干扰消除系数，可以使MV-PIC的输出均值增大、方差减小、误码性能优于PIC检测器。
Variance coefficient method (CVm), reciprocal CVm and regularity coefficient method were used to study the regularity degree of agronomic traits.
研究农作物农艺性状整齐度指标的方法主要有变异系数法、变异系数的倒数法和整齐度系数法三大类。
The ride performance of a vehicle is related to the variance of suspension's parameters. Therefore, the control of suspension's damping coefficient draws people's attention.
由于悬架系统的参数变化对车辆行驶平顺性有重要的影响，所以悬架参数的控制应特别重视。
Looked from the coefficient of variation and the variance that as a whole in 2008 smaller than in 2007, but the disparity is not very obvious, all belong to medium variability.
从变异系数和方差上来看，总体上2008年要小于2007年，但差距不是很明显，都属于中等变异性。
Looked from the coefficient of variation and the variance that as a whole in 2008 smaller than in 2007, but the disparity is not very obvious, all belong to medium variability.
从变异系数和方差上来看，总体上2008年要小于2007年，但差距不是很明显，都属于中等变异性。
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